<template>
  <div>
    <h3>父组件</h3>
    <hr />
    <child tag="h1" title="你好child组件" />
  </div>
</template>

<script>
import { ref } from 'vue'
import child from './components/child.vue'
export default {
  components: {
    child
  },
  setup() {
    return {}
  }
}
</script>

<style lang="scss" scoped></style>
